20405294

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 37933056

約数和(自身を除く): 17527762

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 191, 382, 587, 1174, 1337, 2483, 2674, 4109, 4966, 7631, 8218, 15262, 17381, 34762, 53417, 106834, 112117, 224234, 784819, 1457521, 1569638, 2915042, 10202647, 20405294]

約数ペア:

[(1, 20405294), (2, 10202647), (7, 2915042), (13, 1569638), (14, 1457521), (26, 784819), (91, 224234), (182, 112117), (191, 106834), (382, 53417), (587, 34762), (1174, 17381), (1337, 15262), (2483, 8218), (2674, 7631), (4109, 4966)]